https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-intro-to-decimals/v/decimals-as-words 2021-06-24T19:33:07Z Decimals as words Sal writes 0.17  and 40.03 in words.  He also writes twenty-four hundredths using numbers. video https://cdn.kastatic.org/googleusercontent/Om-j3b9vFxxbBfIxGru2UC_K8J25wuTUAKLuHB4Y0_o4qD7m7XOJrMyytyKewM6QnQb_H3mcIGPLmqR1HrRCAMU1 Decimals as words Sal writes 0.17  and 40.03 in words.  He also writes twenty-four hundredths using numbers. https://cdn.kastatic.org/ka-youtube-converted/qSPwUDmpnJ4.mp4/qSPwUDmpnJ4.mp4 338 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-intro-to-decimals/e/decimals-in-words 2025-01-03T18:43:44.604383959Z Decimals in words Practice writing decimal numbers in word form and number form. Priya exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-intro-to-decimals/v/examples-relating-decimals-and-fractions-in-words 2022-10-06T09:48:27.705455518Z Relating decimals and fractions in words Sal relates equivalent decimals and fractions written in word form. video https://cdn.kastatic.org/googleusercontent/DdYJ7MBDbVgUCJJQ29UX82sV-7yNrmms-8NDLFXkVeTi6ZUwMlFoBvwPIN1sILJmXy4I5WDcbcuefLINZCVYtcC_ Relating decimals and fractions in words Sal relates equivalent decimals and fractions written in word form. https://cdn.kastatic.org/ka-youtube-converted/5TwOaUrniaI.mp4/5TwOaUrniaI.mp4 191 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-intro-to-decimals/e/decimals-and-fractions-in-written-form 2026-04-07T23:55:07.30621384Z Relate decimals and fractions in words Practice relating equivalent decimals and fractions written in word form. Lindsay exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-fractions-2/imp-fractions-with-denominators-of-10-and-100/v/adding-fractions-with-10-and-100-as-denominators 2021-06-15T20:23:41Z Adding fractions (denominators 10 & 100) Sal adds 3/10+7/100 by finding a common denominator. Sal Khan video https://cdn.kastatic.org/googleusercontent/1-LY0DdNzVbjavJjU2QHRMEN5go4SUqD08JwdaxfHzbuMdDxwQxgHZ6lcmShrcBB1YB3Qw1YmENHcCMyr6gtD9lg3g Adding fractions (denominators 10 & 100) Sal adds 3/10+7/100 by finding a common denominator. https://cdn.kastatic.org/ka-youtube-converted/YZD5ifHZILE.mp4/YZD5ifHZILE.mp4 265 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-fractions-2/imp-fractions-with-denominators-of-10-and-100/v/adding-tenths-to-hundredths 2021-06-15T20:23:39Z Adding fractions: 7/10+13/100 Sal uses visual models to add 7/10 and 13/100. video https://cdn.kastatic.org/googleusercontent/VaXLqcWCfHDprszZMevYlB2jfbxZrBpRrK03hyISG1IJJfwbsmQSIzHeyyvYKntMyvTuhsSlGunP1tYuJWT7IFLR Adding fractions: 7/10+13/100 Sal uses visual models to add 7/10 and 13/100. https://cdn.kastatic.org/ka-youtube-converted/D5yQESfE4Bw.mp4/D5yQESfE4Bw.mp4 187 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-fractions-2/imp-fractions-with-denominators-of-10-and-100/e/adding_fractions_0.5 2026-04-07T23:55:07.30621384Z Add fractions (denominators 10 & 100) Practice adding fractions that have denominators of 10 and 100. exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-fractions-2/imp-fractions-with-denominators-of-10-and-100/e/write-fraction-addition-problems-with-common-denominators--denominators-of-10-and-100- 2025-08-18T06:16:05.32855841Z Equivalent expressions with common denominators (denominators 10 & 100) Rewrite a fraction addition problem so the fractions have common denominators.  All items have denominators of either 10 or 100.   Lindsay exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-intro-to-decimals/v/introduction-to-decimals 2021-05-07T00:21:37Z Decimal place value Sal introduces decimal numbers and understanding place value to the right of the decimal. video https://cdn.kastatic.org/googleusercontent/7hm8acd0DdCcNoPYzwXLkEwWRKWN_ofweCHiily8CcuN8dq_D3soKd-5GGc_wwDX0cJ5Ec8EZdBL_9kHt221vWzq Decimal place value Sal introduces decimal numbers and understanding place value to the right of the decimal. https://cdn.kastatic.org/ka-youtube-converted/BItpeFXC4vA.mp4/BItpeFXC4vA.mp4 386 A Peak Beyond The Point https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-fractions-decimals/cc-7th-fracs-to-decimals/v/converting-fractions-to-decimals-example 2021-06-28T22:10:39Z Worked example: Converting a fraction (7/8) to a decimal Learn how to write the fraction, 7/8 as a decimal. Sal Khan video https://cdn.kastatic.org/googleusercontent/Vh2-T6T6EWEuw3kQOovGtZOzYD6klJocedAwVbBvbyXOE0iiAGANTmUxmQo9aC4ymrNCuxXPy1UJzpD7IYUS3-5f Worked example: Converting a fraction (7/8) to a decimal Learn how to write the fraction, 7/8 as a decimal. https://cdn.kastatic.org/ka-youtube-converted/Y1V5mZaMfTk.mp4/Y1V5mZaMfTk.mp4 137 A Peak Beyond The Point https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-fractions-decimals/cc-7th-fracs-to-decimals/v/converting-fractions-to-decimals-ex1 2021-06-28T22:10:39Z Fraction to decimal with rounding Sal writes 16/21 as a rounded decimal. Sal Khan video https://cdn.kastatic.org/googleusercontent/0EoZUHEtPFjQS8KLmfKlsr4EBF5i9SJd7q6miekPRG9B7FlbwmcjpXpacNACVi-AVyvEZWXj2fDzB0oYSzbggj-G Fraction to decimal with rounding Sal writes 16/21 as a rounded decimal. https://cdn.kastatic.org/ka-youtube-converted/NM8qTo361ic.mp4/NM8qTo361ic.mp4 195 A Peak Beyond The Point https://www.khanacademy.org/math/cc-seventh-grade-math/cc-7th-fractions-decimals/cc-7th-fracs-to-decimals/e/converting_fractions_to_decimals 2026-04-08T20:00:43.031302396Z Converting fractions to decimals Practice converting a fraction to a decimal.   Solutions include repeating decimals. Marcia Lee exercise https://www.khanacademy.org/math/cc-fifth-grade-math/imp-measurement-and-data-3/imp-unit-conversion/v/cm-to-meters 2023-06-20T13:47:00.345720916Z Converting units: centimeters to meters Learn how to convert centimeters to meters by understanding the meaning of the "centi" prefix, which represents 1/100. We convert 37 centimeters to meters by dividing by 100, resulting in 0.37 meters. Sal Khan video https://cdn.kastatic.org/googleusercontent/yuzVvM4BT4WqpnC2KPYjpOD4XQZxRv9BpSRAZBoXcX4_1qKWltFExI02YIlGyVWJ8ZYMGHuTwNYuU60X2t-92V9eRQ Converting units: centimeters to meters Learn how to convert centimeters to meters by understanding the meaning of the "centi" prefix, which represents 1/100. We convert 37 centimeters to meters by dividing by 100, resulting in 0.37 meters. https://cdn.kastatic.org/ka-youtube-converted/6bQ6HJsAv4A.mp4/6bQ6HJsAv4A.mp4 184 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fifth-grade-math/imp-measurement-and-data-3/imp-unit-conversion/e/converting-units 2026-04-08T00:16:02.937952483Z Convert units (metrics) Convert between metric measures of distance, volume, and mass. Lori Hodges exercise https://www.khanacademy.org/math/class-7-ncf/x063f95a40c290960:a-peek-beyond-the-point/x063f95a40c290960:locating-and-comparing-decimals/v/identifying-tenths-on-a-number-line_indian_accent 2025-06-05T09:01:06.799874579Z Identifying tenths on a number line Lindsay identifies a point graphed on a number line.   Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Identifying tenths on a number line Lindsay identifies a point graphed on a number line.   https://cdn.kastatic.org/ka-youtube-converted/cCgAKgumRo4.mp4/cCgAKgumRo4.mp4 90 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-decimals-on-the-number-line/v/graphing-tenths-from-0-to-1-math-4th-grade-khan-academy 2021-05-07T00:21:36Z Graphing tenths from 0 to 1 Lindsay graphs 0.6 on a number line.  Lindsay Spears video https://cdn.kastatic.org/googleusercontent/htZGomTQDte-okCQji7_bItXA2VQ4aO8cCk0M4VMp_oaKqB8KqT071g0aSo30C-l2kRxUd5KPGU2dRiVDl63AL-t-w Graphing tenths from 0 to 1 Lindsay graphs 0.6 on a number line.  https://cdn.kastatic.org/ka-youtube-converted/7oUBK0cNxV8.mp4/7oUBK0cNxV8.mp4 91 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-decimals-on-the-number-line/e/decimals-on-the-number-line-1 2026-04-08T01:15:04.085520103Z Decimals on the number line: tenths 0-1 Graph tenths between 0 and 1 on the number line. Sulinya exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-decimals-on-the-number-line/e/decimals_on_the_number_line_1 2024-03-24T18:29:27.665507878Z Decimals on the number line: tenths Practice finding decimal numbers on the number line. Decimals are limited to tenths in these problems. Matt Wahl exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-comparing-decimals-visually/v/decimals-on-a-number-line 2021-05-07T00:21:35Z Comparing decimal numbers on a number line Sal compares decimals on a number line. Sal Khan video https://cdn.kastatic.org/googleusercontent/kxmFNpE_0Vh8vfqBWbnGlQsg2_F6-AohGHEIFcLYDV2Mwy1dXx1WOvwg1krhywn9f8jmdI5R-CuKhFj5xCLeYoIk Comparing decimal numbers on a number line Sal compares decimals on a number line. https://cdn.kastatic.org/ka-youtube-converted/LpLnmuAyNWg.mp4/LpLnmuAyNWg.mp4 99 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-comparing-decimals/v/comparing-decimals-with-hundredths 2021-05-07T00:21:39Z Comparing decimals (tenths and hundredths) Sal compares decimals like 0.7 and 0.09 with greater and less than symbols. video https://cdn.kastatic.org/googleusercontent/dTfl-afVj-P-qE5fU8W0R20NUKFNXPp40TjKqkWEHupghYsTGDO9pNKSWi2yY3AqtK_jm0gFanSsctASzB97hRua Comparing decimals (tenths and hundredths) Sal compares decimals like 0.7 and 0.09 with greater and less than symbols. https://cdn.kastatic.org/ka-youtube-converted/EX9CdUAMpgE.mp4/EX9CdUAMpgE.mp4 209 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fourth-grade-math/imp-decimals/imp-comparing-decimals/e/comparing_decimals_1 2024-03-18T03:15:01.007575327Z Compare decimals (tenths and hundredths) Practice comparing decimals. Decimals in these problems are limited to tenths and hundredths. Peter Collingridge exercise https://www.khanacademy.org/math/cc-fourth-grade-math/imp-fractions-2/imp-fractions-with-denominators-of-10-and-100/e/equivalent-fractions-with-denominators-of-10-and-100-intuition 2025-01-03T18:43:44.604383959Z Equivalent fractions with fraction models (denominators 10 & 100) Practice writing equivalent fractions with denominators of 10 and 100. These problems give you pictures to help you find the answer. Lindsay exercise https://www.khanacademy.org/math/class-7-ncf/x063f95a40c290960:a-peek-beyond-the-point/x063f95a40c290960:addition-and-subtraction-of-decimals/v/introduction-to-adding-decimals-tenths_indian_accent 2025-06-20T12:37:26.498429003Z Introduction to adding decimals: tenths This video introduces the concept of adding decimals, specifically tenths. It explains how to visualize and calculate the addition of tenths using both numerical and visual methods, reinforcing the understanding of decimal addition. Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Introduction to adding decimals: tenths This video introduces the concept of adding decimals, specifically tenths. It explains how to visualize and calculate the addition of tenths using both numerical and visual methods, reinforcing the understanding of decimal addition. https://cdn.kastatic.org/ka-youtube-converted/hvHgkB3EmAA.mp4/hvHgkB3EmAA.mp4 325 A Peak Beyond The Point https://www.khanacademy.org/math/class-7-ncf/x063f95a40c290960:a-peek-beyond-the-point/x063f95a40c290960:addition-and-subtraction-of-decimals/v/adding-decimals-with-ones-tenths-and-hundredths_indian_accent 2025-06-05T07:09:47.125536708Z Adding decimals with ones, tenths and hundredths Learn all about adding decimals, specifically in the hundredths place. Learn about aligning decimal points and adding each place value separately, from hundredths to ones. It also introduces a systematic way to add decimals. Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Adding decimals with ones, tenths and hundredths Learn all about adding decimals, specifically in the hundredths place. Learn about aligning decimal points and adding each place value separately, from hundredths to ones. It also introduces a systematic way to add decimals. https://cdn.kastatic.org/ka-youtube-converted/9CRk8dfC8F8.mp4/9CRk8dfC8F8.mp4 350 A Peak Beyond The Point https://www.khanacademy.org/math/class-7-ncf/x063f95a40c290960:a-peek-beyond-the-point/x063f95a40c290960:addition-and-subtraction-of-decimals/v/subtracting-decimals-9005-36_indian_accent 2025-06-05T07:09:47.125536708Z Subtracting decimals: 9.005 - 3.6 Subtracting decimals is simple when you line up the decimal points and fill in missing zeros. Regroup when needed by borrowing from the whole number and adding to the tenths place. Mastering this skill helps with everyday calculations and improves overall math understanding. Skyloom (Dubbing) video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Subtracting decimals: 9.005 - 3.6 Subtracting decimals is simple when you line up the decimal points and fill in missing zeros. Regroup when needed by borrowing from the whole number and adding to the tenths place. Mastering this skill helps with everyday calculations and improves overall math understanding. https://cdn.kastatic.org/ka-youtube-converted/5I821xC_9gI.mp4/5I821xC_9gI.mp4 118 A Peak Beyond The Point https://www.khanacademy.org/math/arithmetic-home/arith-review-decimals/add-decimals-sa/e/adding_decimals 2021-07-02T22:45:37Z Adding decimals: hundredths Add two numbers that are written to the ones, tenths, or hundredths place.  Matt Wahl exercise https://www.khanacademy.org/math/arithmetic-home/arith-review-decimals/sub-decimals-sa/e/subtracting_decimals 2021-07-02T22:45:33Z Subtracting decimals: hundredths Complete subtraction problems where both numbers are written to the hundredths place.    Lukas Domagala exercise https://www.khanacademy.org/math/cc-fifth-grade-math/imp-addition-and-subtraction-3/imp-adding-decimals-intro/v/estimating-adding-decimals 2023-07-24T13:48:13.07161686Z Estimating decimal addition Learn all about how to estimate when adding decimals. Practice rounding to the nearest whole number and how this can help us get a close approximation of the actual answer. video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Estimating decimal addition Learn all about how to estimate when adding decimals. Practice rounding to the nearest whole number and how this can help us get a close approximation of the actual answer. https://cdn.kastatic.org/ka-youtube-converted/dj3tcEbWBDQ.mp4/dj3tcEbWBDQ.mp4 210 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fifth-grade-math/imp-addition-and-subtraction-3/imp-adding-decimals-intro/e/estimating-with-adding-decimals 2024-02-25T21:47:41.556005485Z Estimating with adding decimals For example, estimate 12.93 + 6.1 to be 19. Ben Stenhaug exercise https://www.khanacademy.org/math/cc-fifth-grade-math/subtract-decimals/imp-subtracting-decimals-intro/v/estimating-subtracting-decimals 2023-07-24T13:48:13.07161686Z Estimating decimal subtraction This video is all about learning to estimate when subtracting decimals. It emphasizes the importance of rounding to the nearest whole number and doing quick mental calculations to get an approximate answer. It's all about getting comfortable with estimation! video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Estimating decimal subtraction This video is all about learning to estimate when subtracting decimals. It emphasizes the importance of rounding to the nearest whole number and doing quick mental calculations to get an approximate answer. It's all about getting comfortable with estimation! https://cdn.kastatic.org/ka-youtube-converted/LQmAGFCJMqo.mp4/LQmAGFCJMqo.mp4 208 A Peak Beyond The Point https://www.khanacademy.org/math/cc-fifth-grade-math/subtract-decimals/imp-subtracting-decimals-intro/e/estimating-with-subtracting-decimals 2024-02-25T21:47:41.556005485Z Estimating with subtracting decimals For example, estimate 9.72 - 1.9 to be 8. Ben Stenhaug exercise